Frederico Marcal R, Carlos
Current rating: 1463
Record: 3-5
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 203 | de Souza Dias, Alessandro (1500) | Won 2-0 | +181518 |
| 2standard | 97 | Pinheiro, Nelson (1508) | Won 2-1 | +181536 |
| 3standard | 240 | Crevelloni, Carlos (1500) | Lost 0-2 | -191517 |
| 4standard | 264 | Marques Martins, Marcel (1570) | Lost 1-2 | -171500 |
| 5standard | 466 | Kodama Yoshinaga, Lucas Issey (1435) | Lost 0-2 | -191481 |
| 6standard | 435 | Stiefano, Gustavo (1482) | Won 2-0 | +181499 |
| 7standard | 274 | Henrique Martini Peres, (1483) | Lost 0-2 | -181481 |
| 8standard | 286 | Katayama Passini, Gabriel (1483) | Lost 0-2 | -181463 |
| average opponent: 1495record: 3-5 | new rating: 1463 | |||